Otocephala
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Otocephala is a clade of ray-finned fishes within the infraclass Teleostei which evolved some 230 million years ago. It is named for the presence of a hearing link from the swimbladder to the inner ea
FMIB 43249 Menhaden 2
Alepocephaliformes
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Alepocephaliformes is an order of marine deep-sea teleost fishes. It was previously classified as the suborder Alepocephaloidei of the order Argentiniformes.
Otocephala
…group of other orders including Cypriniformes (minnows and allies), Gymnotiformes (knifefish), and Siluriformes (catfish). Otocephala may also contain Alepocephaliformes (slickheads), but as yet (2016) without morphological evidence. The clade is sister to Euteleostei which contains the majority of bony fish alive today…
Alepocephalus tenebrosus